<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>画画</title>
    <style>

    </style>
    <canvas id="stockGraph" width="150" height="150">
        current stock price: $3.15 +0.15
      </canvas>
</head>
<body>
   <script>
    var canvas = document.getElementById("tutorial");
    var ctx = canvas.getContext("2d");
   </script>
</body>
</html>